If a person drops a water balloon off the rooftop of a 121 foot building, the height of the water balloon is given by the equation h = -16t2 + 121, where t is in seconds. When will the water balloon hit the ground?
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5x2 - 405 = 0
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Q211: Solve using the square root method.
(x -
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A) {-2}
B)
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Q218: Find the solution set of the equation.
-12x
Q219: Find the solution set of the equation.
30c
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